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Examining the structure of the fashion industry in Ghana in ensuring the successful adoption of sustainable approach 检查加纳时尚产业的结构,以确保成功采用可持续的方法
Pub Date : 2023-08-31 DOI: 10.22515/sustinere.jes.v7i2.304
Akosua Mawuse Amankwah, Edward Appiah, Charles Frimpong, Anthony Kent
The structure of the fashion industry in various geographical regions, along with its production history and practices, plays a pivotal role in shaping the adoption and implementation of sustainable strategies. This study examines the fashion industry’s structure in Ghana as a fundamental step in considering the adoption and implementation of sustainable strategies. To facilitate the selection of respondents for this preliminary study, we employed a Google survey, utilizing a snowball technique to identify participations in the two major cities in Ghana. The survey specifically targeted fashion producers operating within the small and medium-sized enterprises (SMEs) with retail outlets. Collected data from Google Forms were collated with Microsoft Excel and subsequently analyzed. The findings unveiled that young businesses often operate as sole proprietorship, with their founders serving as lead designers, primarily selling directly to end users. While previous studies have documented similar findings, this study connects these observations to the adoption of sustainable strategies in businesses where where owners, who also serve as creative heads, make significant decisions that can influence the practice of sustainable strategies. Furthermore, the study highlights that sustainability and sustainable practices are relatively new to SMEs in Ghana. It recommends further research to gauge the awareness and willingness to adopt circular strategies, given the industry towards industrialization.
不同地理区域的时尚产业结构,以及其生产历史和实践,在塑造可持续战略的采用和实施方面发挥着关键作用。本研究考察了加纳时尚产业的结构,作为考虑采用和实施可持续战略的基本步骤。为了便于选择本初步研究的受访者,我们采用了谷歌调查,利用滚雪球技术来确定加纳两个主要城市的参与者。该调查特别针对在拥有零售网点的中小型企业(sme)内经营的时装生产商。从谷歌表格中收集的数据用微软Excel进行整理,随后进行分析。调查结果显示,年轻的企业往往是独资经营,创始人担任首席设计师,主要是直接向最终用户销售产品。虽然以前的研究已经记录了类似的发现,但这项研究将这些观察结果与企业中可持续战略的采用联系起来,在这些企业中,作为创意主管的所有者做出可以影响可持续战略实践的重大决策。此外,该研究强调,可持续发展和可持续实践对加纳的中小企业来说相对较新。它建议进一步研究,以衡量采用循环战略的意识和意愿,考虑到工业走向工业化。
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引用次数: 0
Oxidation method using H2O2 on leachate from wastewater treatment plant inlet of Bantargebang integrated waste processing unit 用H2O2氧化班塔格邦综合垃圾处理装置污水处理厂进水口渗滤液的方法
Pub Date : 2023-08-31 DOI: 10.22515/sustinere.jes.v7i2.338
Riang Ursada, Zahid Jidan Alfani, Arseto Yekti Bagastyo
Leachate produced from old landfills has a low level of biodegradability making it suitable for physico-chemical treatment. Low level of biodegradability is characterized by a concentration ratio of BOD5/COD ≤ 0.1. The leachate at the Bantargebang Integrated Waste Management Unit (UPST) has a BOD5/COD concentration ratio of 0.05. The current state of processing leachate at a wastewater treatment plant (IPAS) employs biological processing technology. This research uses inlet leachate from IPAS 3 UPST Bantargebang, with a batch system reactor. The reactor is a glass beaker with capacity of 1 L, operated using a magnetic stirrer with a stirring speed of 200 rpm. The reactor is covered with aluminum foil to prevent oxidation caused by light. The dosage used is based on H2O2/COD concentration ratios, which are 1.0625 and 2.125. Reactions time applied are 60 minutes and 180 minutes. The initial pH levels of the leachate used are 5, 6, 7 and 8. The variations which has optimum values are at pH 6, H2O2/COD 2.125, and a 60-minutes reaction time, resulting in average color removal, BOD5, COD, TSS, TN, and H2O2 reacted by 65%.
从旧垃圾填埋场产生的渗滤液具有低水平的生物降解性,因此适合物理化学处理。低可生物降解性表现为BOD5/COD浓度比≤0.1。班塔吉邦综合废物管理中心的渗滤液的BOD5/COD浓度比为0.05。某污水处理厂渗滤液的处理现状采用生物处理技术。本研究使用IPAS 3 UPST Bantargebang的入口渗滤液,采用间歇式系统反应器。反应器是一个容量为1l的玻璃烧杯,使用磁力搅拌器,搅拌速度为200rpm。反应器用铝箔覆盖,以防止光引起氧化。采用H2O2/COD浓度比,分别为1.0625和2.125。反应时间分别为60分钟和180分钟。所使用的渗滤液的初始pH值分别为5、6、7和8。当pH为6,H2O2/COD为2.125,反应时间为60 min时,BOD5、COD、TSS、TN和H2O2的平均去色率为65%。
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引用次数: 0
The importance of securitization in addressing environmental issue: Case on Freeport's tailing waste 证券化在解决环境问题中的重要性:以自由港的尾矿废料为例
Pub Date : 2023-08-31 DOI: 10.22515/sustinere.jes.v7i2.297
Ferdian Ahya Al Putra
Numerous environmental challenges remain unresolved in Indonesia, primarily due to a lack of understanding and limited exposure to the issue. This study discusses a particular case specific about tailing waste resulting from mining activities conducted by Freeport in Papua. This issue may persist without securitization efforts from relevant stakeholders. Interestingly, the key stakeholders in this case are the local community, diverging from the stereotype dominated by NGOs and other private actors. Additionally, this study served as a response to the scarcity of discussion securitization regarding environmental concerns in Indonesia. The research employs qualitative descriptive methods supplemented by a comprehensive literature study, drawing upon publications from the Google Scholar database related to securitization in the context of environmental issues in Indonesia. The finding will be visualized by the VosViewer program. The results of this study show the need for comprehensive discussions surrounding the Freeport tailing waste case. These findings are derived from significant keywords identified in related publications, particularly those related to securitization. In conclusion, the research highlights the importance of securitization by certain stakeholders in addressing particular environmental issues, ensuring that, they receive adequate attention and resolved by responsible actors.
印度尼西亚的许多环境挑战仍未得到解决,主要是由于缺乏对该问题的理解和接触有限。本研究讨论了一个关于自由港在巴布亚进行采矿活动所产生的尾矿废料的具体案例。如果没有相关利益相关者的证券化努力,这个问题可能会持续存在。有趣的是,在这种情况下,关键的利益相关者是当地社区,这与由非政府组织和其他私人行为者主导的刻板印象不同。此外,本研究是对印尼环境问题证券化讨论不足的回应。本研究采用定性描述方法,辅以全面的文献研究,利用谷歌学术数据库中与印尼环境问题背景下的证券化相关的出版物。该发现将通过VosViewer程序可视化。这项研究的结果表明,有必要围绕自由港尾矿废物案进行全面讨论。这些发现来源于相关出版物,特别是与证券化相关的出版物中发现的重要关键词。总之,研究强调了某些利益相关者在处理特定环境问题时证券化的重要性,确保这些问题得到负责任的行动者的充分关注和解决。
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引用次数: 0
Identifying types of behavior of food SMEs towards food waste management 识别食品中小企业在食品垃圾管理方面的行为类型
Pub Date : 2023-08-31 DOI: 10.22515/sustinerejes.v7i2.298
Isnaini Nurisusilawati, Halim Qista Karima
Food waste is a significant sustainable challenge in Indonesia, particularly in commercial centers like Banyumas, it ranks as the second largest source of food waste. Despite the availability of information on food waste management, a substantial amount of food waste continues to be generated by food Small and Medium-sized Enterprises (SMEs). This research aims to categorize food SMEs in Banyumas based their food waste management behavior. The Extended Norm Activation Model framework was employed to assess the behavior of food SMEs in managing food waste. A questionnaire survey was conducted on 115 food SMEs in Banyumas, leading to the formation of two clusters through K-Means clustering: unmanageable and manageable. The unmanageable cluster exhibited the lowest levels of knowledge, awareness, and intention regarding food waste management and still requires substantial improvement in managing food waste. In contrast, the manageable cluster comprises food SMEs that have successfully implemented food waste management practices. These businesses demonstrate a heightened awareness of the food waste issue, take individual responsibility for addressing it, actively work to reduce waste. The finding of this research can serve as a basis fpr developing tailored mitigation strategies based on the behavior of SMEs in each cluster.
在印度尼西亚,食物浪费是一个重大的可持续挑战,特别是在Banyumas这样的商业中心,它是第二大食物浪费来源。尽管有关于食物废物管理的信息,但大量的食物废物继续由食品中小企业(SMEs)产生。本研究旨在根据Banyumas食品中小企业的食物垃圾管理行为对其进行分类。采用扩展规范激活模型框架对食品中小企业食品垃圾管理行为进行评估。对Banyumas的115家食品中小企业进行问卷调查,通过K-Means聚类,形成不可管理和可管理两个集群。难以管理的集群在食物垃圾管理方面表现出最低水平的知识、意识和意愿,在管理食物垃圾方面仍需要实质性的改进。相比之下,可管理的集群由成功实施食物废物管理做法的食品中小企业组成。这些企业表现出对食物浪费问题的高度认识,承担个人责任,积极努力减少浪费。这项研究的发现可以作为根据每个集群中中小企业的行为制定有针对性的缓解战略的基础。
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引用次数: 0
Integrated sustainable management system: Drivers, strategy, structure, and evaluation 综合可持续管理体系:驱动因素、策略、结构与评价
Pub Date : 2023-08-31 DOI: 10.22515/sustinere.jes.v7i2.310
Irvan Khairil Solin, Luh Putu Mahyuni, Agus Fredy Maradona, Gede Sri Darma
An integrated sustainable management system is the harmonization of multiple management systems into one system for addressing economic, social, and environmental challenges in a systematic and comprehensive manner, resulting in a more sustainable future for both the organization and interested parties. This system is driven by meeting the needs and expectations of interested parties based on the availability of resources by considering the sector and size of the business. System implementation can be carried out gradually, with full integration targets beginning at the organizational strategic level. Quality, environmental, and occupational health and safety are the three management systems harmonized by this system, and their control needs to be institutionalized in the hierarchical structure of the organization. The maturity level must be used to monitor and evaluate system performance regularly. Increasing the level of system maturity will have an impact on improving the achievement of organizational sustainability goals.
综合可持续管理体系是将多个管理体系统一为一个体系,以系统和全面的方式应对经济、社会和环境挑战,从而为组织和相关方带来更可持续的未来。该系统是通过考虑业务部门和规模,在资源可用性的基础上满足有关各方的需求和期望来驱动的。系统实施可以逐步进行,从组织战略层面开始全面整合目标。质量、环境和职业健康安全是本体系所协调的三个管理体系,它们的控制需要在组织的层级结构中制度化。成熟度级别必须用于定期监视和评估系统性能。提高系统成熟度水平将对提高组织可持续性目标的实现产生影响。
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引用次数: 0
Analysis of electrostatic precipitators plate-wire type in reducing dust emissions for sustainable environment 板线式静电除尘器在可持续环境中减少粉尘排放的分析
Pub Date : 2023-06-06 DOI: 10.22515/sustinerejes.v7i1.295
Herliati Rahman, Cepy Hidayaturrahman
The current global environmental trend is that the world has agreed to go towards net zero emissions. Consequently, waste-producing-industries must comply with these provisions to achieve the mission of sustainable development and green production, including cement industry. This study aims to investigate the factors that affect the performance of the Electrostatic Precipitator (EP) as a dust collector in grinding cement raw materials. The method used was measuring the static-dynamic pressure at the poking hole closest to the EP inlet, measuring EP efficiency using the Matts-Ohnfeldt equation based on secondary data obtained from the Crane Information Management System (CIMS), and calculating the corona power to determine how strong the ion space is created between the discharge electrode and collecting electrode and determine the critical voltage and application voltage needed to generate the corona. The observations and calculations show that several factors can affect EP performance, such as inlet temperature gas discharge, concentration of dust from the chimney, and maximum concentration of chimney outlet. The maximum temperature gas discharge that EP can accept is 105°C. The maximum concentration of chimney outlet dust is 50 mg/Nm3 and maximum CO concentration is 2000 mg/m3.
当前的全球环境趋势是,世界已同意实现净零排放。因此,产生废物的行业必须遵守这些规定,以实现可持续发展和绿色生产的使命,包括水泥行业。本研究旨在探讨影响静电除尘器(EP)作为水泥原料粉磨除尘器性能的因素。所使用的方法是测量最接近EP入口的戳孔处的静态动压、使用基于从起重机信息管理系统(CIMS)获得的二次数据的Matts-Ohnfeldt方程测量EP效率,以及计算电晕功率以确定在放电电极和收集电极之间产生离子空间的强度,并确定产生电晕所需的临界电压和施加电压。观测和计算表明,几个因素会影响EP的性能,如入口温度、气体排放量、烟囱粉尘浓度和烟囱出口的最大浓度。EP可接受的最高气体排放温度为105°C。烟囱出口粉尘最大浓度为50 mg/Nm3,CO最大浓度为2000 mg/m3。
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引用次数: 0
Microplastics ingestions by wild and aquaculture marine bivalves: A systematic review on field investigation study 野生和水产养殖海洋双壳类摄入微塑料:实地调查研究的系统综述
Pub Date : 2023-04-30 DOI: 10.22515/sustinerejes.v7i1.294
N. Saraswati
Plastics degradation has resulted in a major threat to marine organisms, including bivalves. Thirty-three peer-reviewed papers have been reviewed to understand the geographical spread of microplastics ingestion by marine bivalves, characteristics of microplastics ingested, and limitation of microplastics analysis globallly. Only studies on microplastics investigation in marine bivalves from wild and aquaculture area were selected. Marine bivalves are reported to accumulate microplastics from all marine environment compartments. High proximity area with intensive human activities is suggested to increase the uptake of microplastics by the bivalves. Microfibers and fragments are the common types of microplastics ingested by the bivalves around the world, with various sizes (0.45µm – <45mm) and number of particles per individual (20 – ~175 particles/individual). However, there is uncertainty when comparing the findings from one study to another due to the absence of international standard protocol and microplastics data base. Therefore, this limitation should be addressed prior to monitoring microplastics accumulation in marine bivalves.
塑料降解对包括双壳类在内的海洋生物造成了重大威胁。已经审查了33篇同行评审论文,以了解海洋双壳类摄入微塑料的地理分布、摄入的微塑料的特征以及全球微塑料分析的局限性。只选择了对野生和水产养殖区海洋双壳类微塑料的调查研究。据报道,海洋双壳类从所有海洋环境隔间中积累微塑料。建议在人类活动密集的高邻近区域增加双壳类对微塑料的吸收。微纤维和碎片是世界各地双壳类动物摄入的常见类型的微塑料,具有不同的尺寸(0.45µm–<45mm)和每个个体的颗粒数(20–~175个颗粒/个体)。然而,由于缺乏国际标准协议和微塑料数据库,在将一项研究的结果与另一项研究进行比较时存在不确定性。因此,在监测海洋双壳类中微塑料的积累之前,应解决这一限制。
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引用次数: 0
Evaluating the combustion process of methane fired cross draft ceramic kiln for efficiency and sustainability 评价甲烷燃烧交叉通风陶瓷窑的燃烧过程的效率和可持续性
Pub Date : 2023-04-30 DOI: 10.22515/sustinerejes.v7i1.284
E. Abubakar, Sunday Mbidomti, Mary Lawan, Nasruddeen Abubakar
Sustainable ceramic production is not only dependent on the adoption of renewable fuel, but also on combustion proficiency, efficient fuel utilization, and thermal energy released. This study reports on the thermal evaluation of a cross-draft ceramic kiln, with a view to determine the efficiency of the combustion process. The methodology involved firing the kiln to determine the equivalent ratio, stoichiometric air-methane ratio, enthalpy of formation of reactants and products, and the thermal energy liberated from the firing process. The results indicated that: 1000°C is attainable in 7 hours and 30 min at a firing rate of 136.97 sec/°C, fuel consumption rate of 1L/61.6 sec and average temperature of 613.4°C. The results also showed that, enthalpies of formation of products and reactants of -74,897 and -557,376.843 were generated at air-methane equivalent ratio of 1 : 5 and stoichiometric ratio of 9.818. This translated to 57.18% of air available for the combustion process and a 42.82% deficiency. The study concluded that though the combustion process of the methane fired kiln was weak, resulting in thermal energy loss of 39.9%, there was an energy utilization of up to 60.1%.
陶瓷的可持续生产不仅取决于可再生燃料的采用,还取决于燃烧能力、燃料的高效利用和热能的释放。本研究报告了一个交叉通风陶瓷窑的热评价,以确定燃烧过程的效率。该方法包括烧窑,以确定当量比,化学计量空气-甲烷比,反应物和产物的形成焓,以及从烧窑过程中释放的热能。结果表明:在燃烧速度为136.97秒/℃,燃油消耗率为1L/61.6秒,平均温度为613.4℃的条件下,7小时30 min可达到1000℃。结果还表明,在空气-甲烷当量比为1:5、化学计量比为9.818时,生成的生成物和反应物的生成焓分别为-74,897和-557,376.843。这意味着57.18%的空气可用于燃烧过程,而42.82%的空气不足。研究结果表明,甲烷窑燃烧过程较弱,热能损失39.9%,但能量利用率高达60.1%。
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引用次数: 0
Climate change impact on food security: A review 气候变化对粮食安全的影响综述
Pub Date : 2023-03-28 DOI: 10.22515/sustinerejes.v6i3.239
Amelia Choya Tia Rosalia, T. Mulyaningsih
Countries all over the globe are facing climate change. Global warming is a real problem that occurs and affects food production.  Precipitation and temperature rise are causes of the changes observed in this study. This study examines the relationship between food security level due to climate change. To provide further clarity, a systematic literature review (SLR) towards the impacts of climate change was conducted to identify the extent of its impacts on food security and to identify the extent of its impacts on the level of food security and research gaps. This systematic review identifies and analyzes documents on the impact of climate change on the level of food security in terms of the impact of climate change, the methods used to analyze climate change, and the available climate change adaptation policies. Following SLR guidelines, Google Scholar is the main database. This research can broaden our knowledge about the impacts of climate change and the role we can play in maintaining food security.
全球各国都面临着气候变化。全球变暖是一个真实存在的问题,它影响着粮食生产。降水和气温上升是本研究观测到的变化的原因。本研究考察了气候变化与粮食安全水平之间的关系。为了进一步明确,对气候变化的影响进行了系统的文献综述(SLR),以确定其对粮食安全的影响程度,并确定其对粮食安全水平的影响程度和研究差距。本系统综述从气候变化的影响、分析气候变化的方法以及现有的气候变化适应政策等方面对气候变化对粮食安全水平影响的文献进行了识别和分析。遵循单反指南,谷歌Scholar是主要数据库。这项研究可以扩大我们对气候变化影响的认识,以及我们在维持粮食安全方面可以发挥的作用。
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引用次数: 0
The effect of community mobility changes to air quality in Java-Bali during the early phase of COVID-19 pandemic COVID-19大流行早期爪哇-巴厘岛社区流动性变化对空气质量的影响
Pub Date : 2023-03-28 DOI: 10.22515/sustinerejes.v6i3.219
Heni Subekti, Joko Christanto
Previous studies found a reduction in pollution levels when travel was banned due to the COVID-19 pandemic. This study aims to identify the changes in community mobility and air quality, as well as to analyze the effect of community mobility changes on air quality during the early phase of the COVID-19 pandemic. This study used daily secondary data from Google Mobility Report and station data archive of Air Quality Monitoring System (AQMS) which records Air Pollutant Index Standard (ISPU). This study focused on the early phase of the pandemic (15th Feb – 15th June 2020) in six provinces in Java and Bali. This study used panel regression and GIS. The results show that there is 35-90% reduction in mobility and also some decreases in air quality pollutants. Furthermore, it was shown that there is a positive relationship between ISPU and mobility. Community mobility explains ISPU in Bali, the Special Region of Yogyakarta, the Special Capital Region of Jakarta, West Java, Central Java, and East Java by 24%, 53%, 13%, 3.7%, 20%, and 39% respectively. Meanwhile, the combined influence of the six provinces is 18.8%. The variable that has a significant effect is the community mobility changes on transit stations. Every 1% increase in the transit station's mobility is capable to increase ISPU by 0.4.
先前的研究发现,当新冠肺炎大流行导致旅行被禁止时,污染水平有所下降。本研究旨在确定新冠肺炎大流行早期社区流动性和空气质量的变化,并分析社区流动性变化对空气质量的影响。本研究使用了谷歌移动报告中的每日二次数据和空气质量监测系统(AQMS)的站点数据档案,该系统记录了空气污染物指数标准(ISPU)。这项研究的重点是爪哇岛和巴厘岛六个省的疫情早期(2020年2月15日至6月15日)。本研究使用了面板回归和GIS。结果表明,流动性降低了35-90%,空气质量污染物也有所下降。此外,研究表明,ISPU与流动性之间存在着积极的关系。社区流动性解释了巴厘岛、日惹特别地区、雅加达特别首都地区、西爪哇、中爪哇和东爪哇的ISPU分别增长了24%、53%、13%、3.7%、20%和39%。同时,六个省份的综合影响为18.8%。影响显著的变量是社区流动对中转站的影响。中转站的机动性每增加1%,ISPU就能够增加0.4。
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引用次数: 0
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Sustinere: Journal of Environment and Sustainability
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